3080759
Hexagon Head Set Screw
Cummins®

Introduction

This article provides an overview of the Hexagon Head Set Screw, part #3080759, manufactured by Cummins. It explains the basic concepts related to hexagon head set screws and their function in commercial trucks.

Basic Concepts of Hexagon Head Set Screws

Hexagon head set screws are a type of fastener characterized by their hexagonal head, which allows for efficient tightening and loosening using a hex key. These screws are typically made from materials such as stainless steel or alloy steel, chosen for their strength and resistance to corrosion ¹. They are widely used in mechanical assemblies to secure components in place, providing a stable and reliable connection. The design of the hexagon head ensures that the screw can be driven with minimal risk of cam-out, making it suitable for applications where precision and durability are required.

Function and Role in Truck Operation

The 3080759 Hexagon Head Set Screw plays a role in the operation of a truck by contributing to the secure fastening of components. This screw is used in various truck systems to ensure that parts remain firmly in place, which is vital for the stability and reliability of the vehicle. By providing a strong and consistent hold, the screw helps prevent components from loosening due to vibrations or other dynamic forces encountered during truck operation ².

Key Features

The 3080759 Hexagon Head Set Screw features a hexagonal head design, which allows for easy and precise tightening using a hex key. The screw is threaded to ensure a secure fit into the mating part, and it may include special coatings or treatments to enhance its performance and durability. These features contribute to the screw’s ability to maintain a strong and lasting connection in demanding truck applications ³.

Benefits

Using the 3080759 Hexagon Head Set Screw in truck applications offers several benefits. The screw provides improved fastening security, ensuring that components remain securely in place even under vibration and dynamic loads. Its design also facilitates ease of installation and removal, making maintenance and repairs more efficient. Additionally, the screw’s materials and coatings contribute to its resistance to corrosion and wear, enhancing its longevity in truck applications ⁴.

Troubleshooting and Maintenance

To troubleshoot common issues related to hexagon head set screws, it is important to regularly inspect the screws for signs of wear, corrosion, or loosening. If a screw appears damaged or loose, it should be replaced to maintain the integrity of the fastening. Maintenance tips include ensuring that the screws are tightened to the manufacturer’s specified torque settings and using the appropriate tools to avoid damaging the hexagonal head. Regular checks and timely replacements can help ensure the longevity and reliable performance of the 3080759 screw in truck applications .

About Cummins

Cummins Inc. is a leading manufacturer of diesel engines and related technologies, with a strong commitment to quality, innovation, and customer satisfaction in the commercial truck industry. The company’s products are designed to meet the demanding requirements of truck applications, providing reliable performance and durability. Cummins’ dedication to excellence is reflected in their comprehensive range of components, including the 3080759 Hexagon Head Set Screw, which is engineered to deliver superior fastening solutions for commercial trucks.

Compatibility with Cummins Engines

The Hexagon Head Set Screw part number 3080759, manufactured by Cummins, is a versatile component that fits into several of their engine models. Here’s how it integrates with various Cummins engines:

ISM Series Engines

• ISM CM570: This engine utilizes the 3080759 screw in its assembly, ensuring secure fastening of components.
• ISM CM570/870: This dual-engine variant also incorporates the 3080759 screw, providing reliable attachment for multiple parts.
• ISM CM876: The 3080759 screw is integral to the ISM CM876 engine, used for securing various engine components.
• ISM11 CM876 SN: This engine model also relies on the 3080759 screw for its assembly, ensuring durability and stability.

L10 Series Engines

• L10 CELECT: The 3080759 screw is a key component in the L10 CELECT engine, used for fastening parts that require precise alignment and strength.
• M11 CELECT: This engine model also features the 3080759 screw, ensuring secure fastening of critical components.
• M11 CELECT PLUS: The 3080759 screw is used in the M11 CELECT PLUS engine, providing reliable attachment for various parts.
• M11 MECHANICAL: This engine incorporates the 3080759 screw for securing components that demand high precision and strength.

QSM11 Series Engines

• QSM11 CM570: The 3080759 screw is used in the QSM11 CM570 engine, ensuring secure fastening of parts that require high durability and precision.

Each of these engines benefits from the 3080759 screw’s design, which provides a robust and reliable fastening solution, ensuring the longevity and performance of the engine components.

Role in Engine Systems

The 3080759 Hexagon Head Set Screw is integral to the secure assembly and operation of various engine components. In the brake system, this screw ensures the stability and precise alignment of the brake components, contributing to the overall braking efficiency and safety.

Within the engine, the Hexagon Head Set Screw plays a significant role in maintaining the integrity of the engine’s structural components. It is used to fasten parts that require a high level of torque resistance, ensuring that these components remain securely in place under the engine’s operational stresses.

For the Engine Brake 411 D 12/24 V Kit and the Engine Brake 411 E Kit, the screw is employed to secure the injector lever and other critical components. This ensures that the injector operates within the specified parameters, contributing to the engine’s performance and fuel efficiency.

In the Engine Brake Kit, the Hexagon Head Set Screw is utilized to fasten the lever and rocker components. This is essential for the proper functioning of the engine brake system, as it ensures that the lever and rocker maintain their intended positions and movements.

The Rocker Top Level Assembly Lever also benefits from the use of the Hexagon Head Set Screw. By securely fastening the lever to the rocker assembly, the screw helps to maintain the precise mechanical advantage required for optimal engine operation.

Overall, the part 3080759 Hexagon Head Set Screw is a fundamental component in the assembly and secure operation of various engine and brake system components, ensuring that these systems function reliably and efficiently.

Conclusion

The 3080759 Hexagon Head Set Screw by Cummins is a critical component in the secure assembly and operation of various engine and brake system components in commercial trucks. Its robust design, resistance to corrosion, and ease of use make it an essential part for maintaining the reliability and performance of truck engines. Regular maintenance and proper use of this screw ensure the longevity and efficient operation of truck systems.